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JEE Main 2024 · PhysicsNumerical answerNumerical valueEasyCalculation

JEE Main 30 January 2024, Shift 2, Physics Q51

Question 51 of 90 in this shift, Physics question 21 of 30, Section B.

A vector has magnitude same as that of

\vec{A} = 3\hat{i} + 4\hat{j}

and is parallel to

\vec{B} = 4\hat{i} + 3\hat{j}

. The

x

and

y

components of this vector in first quadrant are

x

and 3 respectively where

x =

________.

Official answer

4

NTA final key.

Chapter: Motion in a Plane
Topic: Kinematics in 2D
Idea tested: Vector Component Resolution

Same idea in other shifts

Asked 2× in all

8 Apr 2024, Shift 1 · Q51Three vectors $\overrightarrow{OP}$ , $\overrightarrow{OQ}$ and $\overrightarrow{OR}$ each of magnitude $A$ are acting as shown in figure.…EasyNumerical valueHas a figure

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 42 of the 174 JEE Main shifts held from 2017 to 2026.